tech paper - Cell Phones Throughout the years, a growing...

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Cell Phones Throughout the years, a growing invention that many people are using is the cell phone. Many people have continued buying and using cell phones, as they become more and more advanced, such as being able to connect to the internet from some phone. Cell phones have had several large impacts on today’s society, and have also caused cultural changes. A cell phone is a type of wireless communication that is most familiar to mobile phones users. It's called cellular because the system uses many base stations to divide a service area into multiple cells. Cellular calls are transferred from base station to base station as a user travels from cell to cell. The basic concept of cellular phones began in 1947, when researchers looked at crude mobile (car) phones and realized that by using small cells (range of service area) with frequency reuse they could increase the traffic capacity of mobile phones substantially. However at that time, the technology to do so was nonexistent (Bellis). Anything to do with broadcasting and sending a radio or television message out over the airwaves comes under Federal Communications Commission (FCC) regulation. A cell phone is a type of two-way radio. In 1947, AT&T proposed that the FCC allocate a large number of radio-spectrum frequencies so that widespread mobile telephone service would become feasible and AT&T would have an incentive to research the new
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tech paper - Cell Phones Throughout the years, a growing...

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